What Write Ahead Logging Is and Why It Matters
Kendra Little talks about write ahead logging in SQL Server, one of the basic concepts that developers and DBAs should understand.
2024-06-12 (first published: 2020-01-20)
4,864 reads
Database Performance
Query Performance Diagnostics with sp_PerfSQ
This article discusses sp_PerfSQ a diagnostic tool designed to quantify performance features of database queries with active requests. It includes a behavioural parser and can assist in troubleshooting complex performance issues.
2021-12-24 (first published: 2019-12-02)
11,524 reads
2020-03-03 (first published: 2019-11-25)
10,729 reads
Parameter pain
A forum question came up a few days ago regarding an abnormally large procedural cache. In an attempt to help out, I threw together a few ideas (some wrong, some right) and started looking at the types of query that were in the cache. A lot of the queries were in the format select * […]
2019-11-11
4,805 reads
2019-10-28
7,235 reads
2019-06-10
1,104 reads
Bad Guesses and Bad Choices: Better Living Through Indexes
Batch Cussidy In the last post, we looked at how S...
2019-05-24
2019-05-24
2019-05-22
Predicate Execution Order on Mixed Data Type Columns
Watch this week’s episode on YouTube. SQL Server...
2019-05-22
Blogs
Learn about Modern Microsoft Apps in San Diego
By Steve Jones
I wrote about learning today for the editorial: I Can’t Make You Learn. I...
How To Deploy Fabric SQL and Azure SQL Databases with Azure DevOps
By ReviewMyDB
Fabric has CI/CD built in, but if you've tried to use it for database...
A New Word: Attriage
By Steve Jones
attriage – n. the state of having lost all control over how you feel...
Forums
SSRS Reminded Me of the Time Microsoft Retired TMG
Comments posted to this topic are about the item SSRS Reminded Me of the...
Getting results from a Procedure to join to a query
I have a need to execute a stored procedure and return the results to...
Upgrade 2016 Standard to 2022 Express
Title pretty much says it all - can this be done? I've tried several...
Question of the Day
BIT_COUNT II
In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37 4 NULLWhat is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 4;See possible answers